Thermal Engineer
Apple
San Francisco, CA, USA · New York, USA · San Francisco Bay Area, CA, USA · Multiple locations
USD 181,100-318,400 / year + Equity
Posted on Dec 4, 2025
Apple is where individual imaginations gather together, committing to the values that lead to great work. Every new product we build, service we create or Apple Store experience we deliver is the result of us making each other's ideas stronger. That happens because every one of us shares a belief that we can make something wonderful and share it with the world, changing lives for the better. It's the diversity of our people and their thinking that inspires innovation that runs through everything we do. When we bring everybody in, we can do the best work of our lives. Here, you'll do more than something - you'll add something. Do you love taking on big challenges that require exceptionally creative solutions? The Thermal team is responsible for all thermal aspects of highly collaborative, cross-functional design efforts. We are searching for an extraordinary engineer to help lead the definition and design of Apple products. You’ll ensure all thermal objectives are met or surpassed from initial concept to design fruition and the user experience is optimized to surprise and delight our customers.
You will be tasked with impacting product design decisions by providing reliable analysis and thermal insight. You’ll define, guide thermal flow experiments to characterize materials, components, and systems. You'll drive architecture of next-generation cooling strategies for high-powered devices using analytical tools, CFD, and prototype testing. A strong sense of design ownership along with the ability to build consensus will help you drive technical challenges to conclusion. Additionally, you will lead technology investigations, design, implementation of thermal solutions and communicate status results to leadership.
- 5+ years thermal design experience.
- M.S. in Mechanical Engineering or equivalent.
- Strong understanding of heat and fluid flow with the ability to apply this understanding to multi-disciplinary design problems.
- Excellent verbal and written communications skills.
- Deep technical and functional expertise in conduction, convection (natural and forced) and radiation, as well as numeric modeling techniques and concepts.
- Experience with both CFD and experimental techniques for design validation.
- Ability to clearly communicate complex technical material.
- Occasional domestic and international travel required.
- Ph.D. in Mechanical Engineering with emphasis on Heat Transfer or Fluid Dynamics.
- 7+ years of thermal design experience.
- Deep knowledge of TIMs, heat sinks, heat pipes, vapor chambers, cold plates, pumps, and air movers for thermal mitigation, especially within a datacenter environment.
- Proven ability to lead high visibility programs.
- Ability to thrive in a fast-paced work environment.
Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant.